Measuring the Validity and Reliability of the Persian Version of Stanford Health Assessment Questionnaire in Iranian Patients with Osteoarthritis

Abstract

Background: Reliability and validity of health assessment questioner have been shown for rheumatoid arthritis but not osteoarthritis in Iranian patients. Having an instrument for measuring of pain and disability is needed for evaluation of patients and disease course in studies. So this study was designed for evaluating of validity and reliability of Persian HAQ in osteoarthritis.